If you have ever spent any time over the past four decades on the dirt roads and mountain trails or attended any of the burro “Triple Crown” races in the mountain towns along the Upper Arkansas River Basin, you probably have seen Hal Walter loping along at a steady running pace. If you did see him in the early years, Hal might have been alone, motoring along with a running stride that, at a distance, deceptively seemed like nothing more than a very slow jog until you got closer and saw how far he had already run. Sometimes, he was…